Nest Invader (ROE) from Rise of the Eldrazi, available at 401 Games Canada.

• Rarity: Common
• Finish: Normal
• Artist: Trevor Claxton
• Card Text:
  When Nest Invader enters the battlefield, put a 0/1 colorless Eldrazi Spawn creature token onto the battlefield. It has "Sacrifice this creature: Add 1 to your mana pool."